University:
Northwest College
Course:
VN 210 | Introduction to Pharmacology
Academic year:

2023
Views:

103

Pages:

2
Author:

Yesenia M.

dopamine Therapeutic class Drug forshock nonselective adrenergic agonist (inotropic drug) Pharmacological class nonselective adrenergic agonist, inotropic drug actions luses the Immediate metabolic precursor to norepinephrine -mechanism of action is dependenton the dose Al↓ doses-dreg Stimulates dopaminergic receptors (6 Peually in kidneys) = Vasodilation and ↑ blood flow through the kidneys (Good fro tx hypovolemic and cardogenicshak). At↑ doses. Stimulates betal adrenergic receptors = causes hear to beat more forcefully and 1 cardlar output (rate) Also a ↑ doses: Stimulates alpha-adrenergic receptors = vasoconstrution and 10/8. -give this drug as cont. Infusion only (IV) BLACK BOX WARNING 5mg-long of -Extravasation admin phantolamine ASM. Pregnancy CAT: C thentolamine if extravasation occurs* Onset: < 5mins peak: Ø Duration 10 mins ale dysthythmias, HTN, vesicant drug that can cause Serere irreversible skin and Soft-tissue damerge of Η infitrates ale usually are self-limiting blu of drugs short half-life. Contraindications: in pts I pheochromocytoma or ventricular fibrillation. Interactions: brug. I monoamine oxidase inhibitors (mol's) = Acute HTN crisis I Phenytoin = hypotension. I Beta blokers inhibition of the inotropic Mects. Talpha adrenergic blockers = Inhibit peripheral vasou constriction. Iantidepressants antipsychotic drugs may ↓ effects of dopamine Labtests: d Herbal/Food: rapid ty overdose. Dlc infusion = reversal of ale (HTN) -shorl acting alpha-adrenergic blaker phentolamire may la admn to Stabilize the pts condition.